Konica Minolta BIZHUB 25E Field Engineering Manual page 248

No. Symptom
14 The machine does
not receive or
send a FAX.
15 The auto memory
reception does not
work.
16 A dial signal output
fails after entering
the number from
the numeric keys.
17 The line monitor
does not work.
What to confirm
1. Is the machine verifying the
password?
2. Is the password correct?
3. Does the machine communicate
with a right working machine?
4. If you replace the NCU board or the
connecting harness, the symptom
will be fixed.
5. If you replace the main control
board, the symptom will be fixed.
1. Has the auto reception been set?
2. If you replace the NCU board or the
connecting harness, the symptom
will be fixed.
3. If you replace the main control
board, the symptom will be fixed.
1. Has the line type setting been set
correctly ?
2. If you replace the NCU board or the
connecting harness, the symptom
will be fixed.
3. If you replace the main control
board, the symptom will be fixed.
1. Has the volume setting been set to
OFF?
2. Has the setting for the line monitor
been set up?
3. If you replace the speaker or the
connecting harness, the symptom
will be fixed.
4. If you replace the main control
board, the symptom will be fixed.
Countermeasure
Yes Check No. 2.
No Check No. 3.
Yes Stop using the password verification,
then check No. 3.
No Enter the correct password.
Yes The operation might wrong, or counter
machine might have problem.
No Check No. 4.
Yes Replace the NCU board or the
harness.
No Check No. 5.
Yes Replace the main control board.
No Replace the machine.
Yes Check No. 2.
No Set auto reception mode.
Yes Replace the NCU board or the
harness.
No Check No. 3.
Yes Replace the main control board.
No Replace the machine.
Yes Check No. 2.
No Set the correct line type.
Yes Replace the NCU board or the
harness.
No Check No. 3.
Yes Replace the main control board.
No Replace the machine.
Yes Set the volume except OFF.
No Check No. 2.
Yes Check No. 3.
No Set up the setting.
Yes Replace the speaker or the harness.
No Check No. 3.
Yes Replace the main control board.
No Replace the machine.
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